== sanity test 248c: verify whole file read behavior ===== 19:12:18 (1788563538)
llite.lustre-ffff9fc9c3eeb000.read_ahead_stats=c
llite.lustre-ffff9fc9c3eeb000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 7.31728 seconds
llite.lustre-ffff9fc9c3eeb000.read_ahead_stats=
snapshot_time                       1788563548.676549029 secs.nsecs
start_time                          1788563540.738310554 secs.nsecs
elapsed_time                        7.938238475 secs.nsecs
hits                                16382 samples [pages]
misses                              2 samples [pages]
zero_size_window                    1 samples [pages]
failed_to_fast_read                 3 samples [pages]
readahead_pages                     1 samples [pages] 16382 16382 16382
llite.lustre-ffff9fc9c3eeb000.read_ahead_stats=clear
llite.lustre-ffff9fc9c3eeb000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 9.81761 seconds
llite.lustre-ffff9fc9c3eeb000.read_ahead_stats=
snapshot_time                       1788563560.963588689 secs.nsecs
start_time                          1788563548.703679368 secs.nsecs
elapsed_time                        12.259909321 secs.nsecs
hits                                16382 samples [pages]
misses                              2 samples [pages]
zero_size_window                    1 samples [pages]
failed_to_fast_read                 3 samples [pages]
readahead_pages                     1 samples [pages] 16382 16382 16382
Test passed on attempt 0
llite.lustre-ffff9fc9c3eeb000.max_read_ahead_whole_mb=4